Updated from global requirements

Change-Id: I5ce59cfc43b51e5cc27f16844c5375a22825ad62

requirements.txt

@@ -8,4 +8,4 @@ oslo.i18n>=2.1.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 PyYAML>=3.10.0 # MIT
 six>=1.9.0 # MIT
-stevedore>=1.17.1 # Apache-2.0
+stevedore>=1.20.0 # Apache-2.0

setup.py

@@ -25,5 +25,5 @@ except ImportError:
     pass
 
 setuptools.setup(
-    setup_requires=['pbr>=1.8'],
+    setup_requires=['pbr>=2.0.0'],
     pbr=True)

test-requirements.txt

@@ -1,7 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-hacking>=0.12.0,!=0.13.0,<0.14  # Apache-2.0
+hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 requests-mock>=1.1 # Apache-2.0